Over Dinner with His Friend Nathan, Dominic Complained About How

Over dinner with his friend Nathan, Dominic complained about how prices have increased a great deal over the past year. Nathan disagreed and said that the prices of some goods have gone up a bit, but other prices have declined, noting that you can get some good buys on houses right now. Nathan feels that the average price of consumer goods hasn't changed. Nathan and Dominic can refer to the ________ to learn how government economists currently view the price situation.

A) GDP
B) CPI
C) PPI
D) MEW